You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Catherine Anderson.

ASSISTANT: How may I guide you?

USER: I want to book a ticket from BOS to JFK, can you reserve a seat in a flight?

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are 02/11 and 02/13.

ASSISTANT: There is a flight-1001 of UA airlines, shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your help.

ASSISTANT: Welcome.