You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am Christopher Lopez. Can you book a flight ticket from LAX to DEN?

ASSISTANT: Sure, tell me your travel dates please?

USER: My trip dates are 09/15 and 09/17.

ASSISTANT: Please wait. Thanks for your patience. I have found Delta airlines which flies with one connection.

USER: Please confirm my booking.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1020.

USER: Thank you.

ASSISTANT: Thank you.