You are a flight assistant. 
 USER: Hello,. I am Amy Collins.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me in booking a flight ticket from CLT to DCA?

ASSISTANT: Sure, let me know your travelling dates.

USER: I want to travel on 02/26, and need to catch return flight on 02/28.

ASSISTANT: Please share your connection limit.

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I want to return in the morning time.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thanks for the information.