You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Robert Lee.

ASSISTANT: What can I do for you?

USER: I'm planning a trip to Woodland Zoo in SEA, can you book a ticket from BOS?

ASSISTANT: Sure, may I know your trip dates please?

USER: My planning dates are from 12/26 to 12/28.

ASSISTANT: Ok, please wait a moment. Thank you for your patience, there is a flight for you with 1007 in UA airline.

USER: Please book the ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.