You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Matthew Carter.

ASSISTANT: How may I assist you now?

USER: Will you help me in booking the flight ticket from DFW to ATL?

ASSISTANT: Matthew Carter, may I know your travelling dates for this journey?

USER: My travelling dates are Oct 13 and Oct 15.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection.

ASSISTANT: May I know your other specifications?

USER: My depart and return time must be in morning.

ASSISTANT: Sorry to inform you, there is no single flight available for your journey.

USER: Ok, not an issue.

ASSISTANT: Thank you for choosing us, have a great day.

USER: Thank you for your information.