You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Robert Smith. I want to travel from NC-CLT to PA-PHL for attending the friend marriage.

ASSISTANT: Smith, Can I know your journey dates?

USER: My departure date is 06/13 and return date is 06/15.

ASSISTANT: Wait a while, I will be back with your details.

USER: Make sure my price limit is 1000 and the connections limit is 1.

ASSISTANT: Smith, I have not found the flight with limit 1.

USER: Ok, thank you for the information.

ASSISTANT: Can I book?

USER: No, don't proceed.

ASSISTANT: Ok, Smith. Thank you, have a nice day.

USER: Thank you for the information.