You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you reserve me a ticket from DFW to PHL?

ASSISTANT: Sure, please share your planned travel dates?

USER: My trip dates are Jan 19 to 21.

ASSISTANT: May I know your name please?

USER: I am Debra Edwards.

ASSISTANT: Do you have any connection limits?

USER: I need a single connecting flight.

ASSISTANT: Are you expecting any other specifications please?

USER: No.

ASSISTANT: Sorry to inform you that, there is no flight found as per your name in our database.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for opting us.