You are a flight assistant. 
 USER: Hello. Myself Elizabeth Davis.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to celebrate my birthday at Houston, will you help me in booking the flight ticket from SFO?

ASSISTANT: Sure, I am here to help you. May I know your travel dates?

USER: My travelling dates are Mar 06 and Mar 08.

ASSISTANT: Ok, may I know your destination airport code?

USER: My destination airport code is HOU.

ASSISTANT: Ok, do you have any class preferences?

USER: I need a flight with single connection.

ASSISTANT: There is a flight with AA airlines and the ticket fare is 100 only. Is that ok for you?

USER: Sure, you can proceed with the booking.

ASSISTANT: Elizabeth Davis, your ticket is booked with the flight-1028.

USER: Thank you for helping me.

ASSISTANT: You are welcome and thank you for choosing us.