You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to travel on the route from JFK - DCA to meet my grandparents, can you help me?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to takeoff on 07/21, and I will be returning on 07/23.

ASSISTANT: AA airlines is having a flight on that route with ticket cost of 100, shall I proceed for booking?

USER: Ok proceed with booking by the name of Robert Lopez.

ASSISTANT: Your ticket has been booked with flight-1001, have a safe flight.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.