You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you today?

USER: Can you please book a ticket in economy class for me to travel?

ASSISTANT: Ok, may I know your travelling dates?

USER: My plan is to start on Sept 9th and return back by Sept 11th.

ASSISTANT: Can you please let me know your connection limit?

USER: I am fine with max one connecting flight.

ASSISTANT: Please mention your class preference?

USER: I will fly from DEN to reach ATL.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Here is a connecting flight with fare 100 and provided ticket in economy class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: May I know your name?

USER: My name is Nicholas Clark.

ASSISTANT: Your ticket is confirmed in southwest Airline.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.