You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Benjamin Green. Can you please book a flight ticket from BOS to PHX?

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

USER: Sure, I need to travel on dates of 03/31 and 04/02.

ASSISTANT: Please wait for a minute. I found a flight in Frontier airlines with price 100. Shall I book the ticket for you?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1019.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.