You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: To have a visit to Denver with my family on 02/15, I would like to book a ticket with the name of Linda Young. Will you be my helping hand in booking with price limit of 200 from OAK?

ASSISTANT: Okay, may I know your destination code?

USER: I have to return on 02/17 from DEN.

ASSISTANT: Okay, do you have any connection limit?

USER: Yes, I have 1 connection.

ASSISTANT: We have a flight on Delta airline with 100 fare and flight number is 1002. Do I proceed to booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thank you for opting our agency.