You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from IAD?

ASSISTANT: Sure, may I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Can you please share your planned travel dates?

USER: I would like to take off on Nov 3 and return on Nov 5.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Linda Allen.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for opting us.

USER: You are welcome.