You are a flight assistant. 
 USER: Hello. I am Joseph King.

ASSISTANT: Hello, how may I guide you?

USER: I have to attend a Live Music Concert at Charlotte, could you please help me with booking a flight ticket?

ASSISTANT: Sure Joseph, I am here to help you. Can you please tell me your source and destination codes?

USER: My nearest source airport code is SEA and destination airport code is CLT.

ASSISTANT: Ok, please tell me your travel dates also.

USER: I would like to take off on 05/16 and return on 05/18.

ASSISTANT: Frontier airline is available with direct flight and the price limit is 100. Do you want me to book it?

USER: Can you please find a flight with connection 1?

ASSISTANT: Please give me a moment to check.

USER: Sure, take your time.

ASSISTANT: Sorry Joseph, there are no flights with 1 connection.

USER: That's ok, no issues. Thank you for the information.

ASSISTANT: You are welcome.