You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you at this moment?

USER: I want to attend a marriage in Philadelphia. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am happy to help you. Can I know your source airport code, please?

USER: My source airport code is SFO.

ASSISTANT: Will you share me your dates of travel, please?

USER: My travelling dates are Sep 05 and Sep 07.

ASSISTANT: Let me know your connection limit, please.

USER: I prefer single connection.

ASSISTANT: Do you have any preference regarding class?

USER: I am comfortable with any class.

ASSISTANT: Please, provide me your airline preference.

USER: I prefer normal cost airline.

ASSISTANT: May I know your departure and arrival timings?

USER: I don't have any preferable timings.

ASSISTANT: Can I know your name to proceed further for the purpose of documentation?

USER: My name is Ryan Edwards.

ASSISTANT: Ok, please wait for a while. I will check with the availability of flights.

USER: Ok, I will wait.

ASSISTANT: We found a flight in American Airlines with a single connection, which departs at 8:00 and arrives at 15:00. Shall I reserve it?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket has been reserved with flight 1008 in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us, have a great day.