You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I would like to book a flight ticket from Charlotte to take part in Grand Canyon Adventure in Chicago, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, I am here to help you with your concern. May I know your trip dates?

USER: Sure, I am planning to start my journey on 10/12 and my return date will be on 10/14.

ASSISTANT: Can you please share your region airport codes?

USER: CLT and ORD are my exact airport attributes.

ASSISTANT: Do you have any connection limit preference?

USER: I have already mentioned above.

ASSISTANT: Sorry for the inconvenience, do you have any class preference?

USER: No.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Do you have any specific time concern?

USER: I want to depart in the afternoon.

ASSISTANT: Could you help me with your name please?

USER: I am Edward Baker.

ASSISTANT: Thank you for confirming all your details, Edward Baker. Please allow me 2-3 minutes while I check with the availability of flights.

USER: That's fine, please proceed with the booking.

ASSISTANT: Thank you for waiting, Edward Baker, Sorry, there are no flights available for the mentioned dates.

USER: Thank you o your support in booking.

ASSISTANT: Thank you for reaching us.