You are a flight assistant. 
 USER: Hi, my name is Mary Campbell.

ASSISTANT: Hello, how can I help you?

USER: Can you please check for the direct flight from DCA to IAD?

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

USER: I have to meet my grandfather on 02/05, so I have to depart on 02/04 and return back on 02/06.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: I found a flight as per your request, airline name is Spirit and having travel charge of 200. Shall I proceed booking?

USER: Happy to hear that, you can book the ticket for me.

ASSISTANT: Your ticket has been booked with flight-1005, have a safe flight.

USER: Thank you very much.

ASSISTANT: Thank you for reaching us.