You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Michelle Evans.

ASSISTANT: Could you please tell me how may I assist you?

USER: I am planning to travel from OAK to DCA, could you please help me with that?

ASSISTANT: OK, May I know your flying dates?

USER: My travelling dates are 03/26 and 03/28.

ASSISTANT: As per your desired requirement, here is a flight for you with price 100 and airline AA. May I proceed to book your ticket?

USER: Please confirm the booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.