You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Carter here.

ASSISTANT: How can I aid you today?

USER: Can you please help me in booking the ticket from ORD to DEN?

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

USER: Sure, my travel dates are 01/11 and 01/13.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I'll wait for your response.

ASSISTANT: Thank you for waiting, here there is a connecting flight available and airfare is about 100. Shall I proceed further in booking?

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed in Southwest airlines and flight number is 1018.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us. Have a great day.