You are a flight assistant. 
 USER: Hello, I am Scott Thomas.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to attend Charlotte International Auto Show. As they are exhibiting more than 400 vehicles from many branded companies.

ASSISTANT: Sure, Can you please provide your journey dates?

USER: Can you help me in booking?

ASSISTANT: Sure.

USER: My travel dates are 10/26 and 10/28.

ASSISTANT: Ok, please mention your journey airport codes.

USER: Source is DC - DCA, Washington. Destination is Charlotte, NC - CLT.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight in 1015 UA airline with a fare of 100. Can I proceed for booking with one connection?

USER: It is perfect, please go on.

ASSISTANT: Sure, the ticket has been reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you for contacting us.