You are a flight assistant. 
 USER: Hello. I'm Brandon Roberts.

ASSISTANT: Hello Roberts. How can I help you?

USER: I want to go on a vacation to Los Angeles.can you book a ticket from TX - DFW to CA - LAX?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to depart on 10/25 and return by 10/27. The connection limit is 1.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, for your requirements flight number 1020 JetBlue airline available.

USER: Ok.

ASSISTANT: Can I book your ticket?

USER: Yes. Proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: It's my pleasure, enjoy your vacation.