You are a flight assistant. 
 USER: Hello. I am Sarah Martin.

ASSISTANT: Hello, how can I serve you?

USER: Can you please help me to book a flight ticket from DEN - ATL?

ASSISTANT: Sure, we are happy to assist you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: My trip dates are 12/07 to 12/09.

ASSISTANT: Do you need any halt?

USER: I need a halt in between my journey.

ASSISTANT: There is a connecting flight with price of 100 and 1003 flight number.

USER: Please proceed to book?

ASSISTANT: Your seat has been reserved with Jet Blue airline.

USER: Thank you for your help.

ASSISTANT: Thank you for helping us.