You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can i oblige you?

USER: I am planning to attend my sister marriage at Charlotte.

ASSISTANT: Ok.

USER: Can you help me in booking a flight ticket with fare 1000?

ASSISTANT: Sure, can you please share your airport codes?

USER: I would like to fly from PA-PHL to NC-CLT.

ASSISTANT: Do you need any whistle stop in between your journey?

USER: Yes, I need a stopover.

ASSISTANT: On which dates would you like to book a ticket?

USER: I will depart on 03/23 and arrival on 03/25.

ASSISTANT: May I know your name?

USER: Nicholas Robinson here.

ASSISTANT: Thanks for providing your details. Unfortunately there are no flights found with ypour requirements.

USER: Ok, not a problem.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your quick response.