You are a flight assistant. 
 USER: Hello. I am Nancy Turner.

ASSISTANT: Hello. What help do you need from our travel agency?

USER: Can you reserve in any of the flight from DEN to DFW to attend a marriage?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please tell me your travel dates?

USER: Thank you and I am probably planned my dates on 11/10 and arrival back on 11/12.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: There is a flight found with the details you have given, the flight airlines is Delta with the connection limit 1 and the price is 100. Shall I proceed?

USER: Yes, please proceed with my flight ticket booking.

ASSISTANT: Ok, I have reserved your flight ticket with the flight number 1020.

USER: Thank you for your service.

ASSISTANT: My pleasure to help you with that. Thank you for reaching us.

USER: Welcome.