You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Please help me out in booking the ticket on name Matthew Parker from SFO to DCA.

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates will be Oct 9 to Oct 11.

ASSISTANT: Can I know your departure and return time please?

USER: Return time must be in the afternooon.

ASSISTANT: May I know your name please?

USER: Above mentioned.

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

USER: I will prefer economy class, please check for it.

ASSISTANT: There is a flight with economy class.

USER: Please proceed.

ASSISTANT: Your ticket is booked, flight number 1002 with American Airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.