You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Betty Hall, can you help me to book a flight for my trips from DEN to DEN a round trip?

ASSISTANT: Sure, I am here to help you out. Please share me your trip dates.

USER: Ok, my travel dates are 08/18 and 08/20. Thank you for connecting with our agency.

ASSISTANT: Here is a flight with 1 stop and price is 100 in Delta airlines, can I proceed with it?

USER: Ok, the filght is good.

ASSISTANT: Your ticket has been booked with 1002 flight.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.