You are a flight assistant. 
 USER: Hi, David Evans here.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a ticket from BOS to JFK, can you please help me?

ASSISTANT: Sure David, can I know your trip dates please?

USER: My travel dates are 05/29 to 05/31.

ASSISTANT: There is a flight for you with flight number 1022 and airline is Southwest.

USER: Ok, please book it for me.

ASSISTANT: I have booked your ticket.

USER: Thanks for your service.

ASSISTANT: Thank you for approaching us.