You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me with booking a flight ticket from DFW to CLT?

ASSISTANT: Sure, I am here to help you. Do you need any connection in between the journey?

USER: I need a connecting flight.

ASSISTANT: Please share your travelling dates.

USER: My travel dates are Oct 25 and 27.

ASSISTANT: Do you have any other preferences?

USER: I prefer economy class.

ASSISTANT: May I know your name please?

USER: My name is Steven Nelson.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry no flights found with your details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us, have a good day.