You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Mary Smith. Can you help me in booking a ticket from DEN to PHX?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are 11/24 to 11/26.

ASSISTANT: There is a flight for you with 1009 in JetBlue airline. Can I proceed?

USER: Book it.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for helping.

ASSISTANT: Thank you for visiting us.