You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Cynthia Miller. I want to book a ticket from SEA to DCA to meet my grandparents.

ASSISTANT: Ok, please tell me your travel dates.

USER: I am departing on 12/05 and return on 12/07.

ASSISTANT: Please give me a moment to check.

USER: Ok.

ASSISTANT: AA airline is available with 1 connection and the price limit is 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.