You are a flight assistant. 
 USER: Hello. Myself Margaret Harris.

ASSISTANT: Hello. How may I guide you?

USER: I'm planning to visit Denver Zoo. Can you help me in booking a ticket from LAX to DEN?

ASSISTANT: Sure, can I know the dates to travel?

USER: My planning dates are from 10/29 to 10/31.

ASSISTANT: Flight 1029 of Delta airlines matches with your preferences, can I proceed?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a good day.