Luke 22:6  KJV  "And he promised, and sought opportunity to betray him unto them in the absence of the multitude."

Interpretation based on the following study:  And in complete agreement, also seeking earnestly to satisfy in due measure, to fulfill in suitable time to complete His covenant.  He yielded up Himself alone, to accomplish His task of redemption of the peoples and nations.

Greek:  kai exomologesen kai ezetei eukairian tou paradounai auton autois ater oklou

Definitions/Greek Strong's numbers:

2532-kai:  and, also, even, so then too, both, indeed, moreover, therefore

1843-exomologeo:  to acknowledge or assent, agree fully, confess, give thanks, to freely and openly confess in full agreement, public acknowledgement openly, to confess by way of celebrating and giving thanks openly in gratitude, gladly acknowledge, denoting origin, point where motion or action proceeds, cause or means of agreement, covenant or assent, to profess and agree, to speak the same, in complete agreement, to declare truthfully in complete agreement, admission of assent resulting from inward commitment, to declare openly from deep conviction of facts, to speak out and confess freely of inward agreement and assent, to confess in a person's name meaning to acknowledge allegiance with, of being identified in thought and language with, profession, confession by acknowledgement of truth, harmonious and without controversy, at one in full agreement, together and like minded, similitude and resemblance

2532-kai:  and, also, even, so then too, both, indeed, moreover, therefore

2212-zeteo:  to seek to worship God, desire, be about endeavor, enquire, require, ask after, cry after for, strive after, diligently seek after to know, to covet earnestly, to search out diligently, to need, to seek early

2120-eukairia:  favorable occasion, opportunity, a fitting time, suitable and best time, proper time, in due time, well times, opportune, convenient, in time of need, in due season, timely, in good time, to spend time, to have time or opportunity, succeed, reasonable, fitness, meet, agreeable, right, well placed, appropriate, ready for use, well adapted, delightful, pleasing, in agreement, be instant in season, in good cheer, satisfied, good will, benefit, set or proper time, occasion, due measure, fitness or proportion, fulfillment, time suitable for purpose, favorable opportunity, spot or space, occupancy, position, condition, room, license, manner, circumscribed, definite portion, enclosed or complete in itself

3588-to:  the, which, who, the things, the Son, this, that, one, he

3860-paradidomi:  to surrender from near beside, deliver over to another to keep, yield up, intrust to a friend, transmit, give up from proximity with, commit, bring forth in vicinity with, recommend nigh unto, to approve 

846-autos:  self, alone, mine own, self same, this, -selves

846-autos:  self, alone, mine own, self same, this, -selves

817-ater: without, in the absence of, apart from, outside

3793-oklos: vehicle, multitude, company, crowd, common, mass of people, populace, to hold, direct or remote, possession, ability, contiguity, relation, condition, need, accompany, keep, reign, rest, one who has the means to accomplish a task, public, bound together, assembled mutually, bind, knit together, necessary, must need, meet, borne along, carried, great, much, nation, gather a company, to disturb, trouble, molest, vex, harass, mob, throng, rabble, riot, number, unorganized masses

Definitions derived from:  The New Strong's Expanded Exhaustive Concordance of the Bible, red letter edition, Hebrew & Greek Dictionary, 2010 edition.  CWP Teacher edition Interlinear Bible.