You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Raymond Allen.

ASSISTANT: How can I amend you today?

USER: I want to attend my convocation at Charlotte, NC - CLT. Can you help me in finding a flight with 1 halt?

ASSISTANT: Sure, we are here to help you. I need your origin code for booking further.

USER: My origin airport code is DTW.

ASSISTANT: Help me with your dates of travel.

USER: My journey dates are from 11/25 to 11/27.

ASSISTANT: There is no connecting flight.

USER: Do not proceed with my booking.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.