You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Micheal Gonzalez.

ASSISTANT: How can I assist you?

USER: I am planning to book a ticket to meet my friend at LGA. Can you please help me out to book a ticket from DCA?

ASSISTANT: Sure, I will help you. May I know your planned trip dates please?

USER: I am planning to travel on 02/06 and return back on 02/08.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your patience, I found a flight for you in Spirit airlines with price 100. Can I proceed?

USER: That's fine, please proceed the booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1007.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us, have a nice day.