You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to attend my sister's engagement from IAD to PHL. Can you find a ticket for me?

ASSISTANT: Sure, can you please provide the travelling dates?

USER: Ok, my travelling dates are 09/27 to 09/29. Make sure that the price is 500 with 1 connection limit.

ASSISTANT: Ok, please wait for a minute so that I can check the availability of flights for you.

USER: Ok, sure.

ASSISTANT: There is a flight with 0 connection. Would you like to proceed?

USER: No, I don't want to proceed.

ASSISTANT: May I know your name please?

USER: Yes, I am Brandon Robinson.

ASSISTANT: Ok, thank you for approaching us.

USER: Thank you for your help.

ASSISTANT: Have a nice day.