You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, help me with your name?

USER: I am Dorothy Brown.

ASSISTANT: In what way can I serve you at this moment?

USER: Can you please book a ticket for me as I am planning to attend a film festival at Denver, DEN?

ASSISTANT: Ok, I will help you. Are you having any preference?

USER: I need connecting flight.

ASSISTANT: Help me with your starting date of journey.

USER: I want to start on 09/05.

ASSISTANT: What is your other airport code?

USER: Source code is New York, LGA.

ASSISTANT: Let me know your return date.

USER: Return is on 09/07.

ASSISTANT: Flight with 1 connection of price 100 in JetBlue airline in 1000 flight.

USER: You can proceed.

ASSISTANT: Your ticket was booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a good day.