You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am John Davis. I want to book a flight ticket from SEA to IAH to meet my family.

ASSISTANT: May I know your desired travel dates please?

USER: I have planned to travel on 11/19 and 11/21.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Yes, please book this ticket.

ASSISTANT: Your ticket is booked, flight number 1020.

USER: Thank you.

ASSISTANT: Thank you for opting us.