You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Kathleen Harris, I want to book the flight ticket from DEN to ATL. Can you please help me in booking the ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are 05/09 and 05/11.

ASSISTANT: How much can you afford for the ticket?

USER: I can afford 500 only.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Please wait for a minute.

USER: Ok, take your time.

ASSISTANT: There is a flight found with number 1025 in Delta airline. Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thanks for approaching us.