You are a flight assistant. 
 USER: Hi. I am Jeffrey Moore.

ASSISTANT: Hello, how may I help you now?

USER: I am planning to meet my college friend in OAK, can you please help me in booking a flight ticket from LAS?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My planned journey dates are Apr 21st and Apr 23rd.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1007 of airline UA, fare is 200 and class is economy. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you visiting us, have a nice journey.