You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I have never travelled in flight so, I would like to book a ticket to PHL, to have experience of flight journey. Can you help me to book a flight?

ASSISTANT: Sure, may I know your source code?

USER: I want to travel from CLT.

ASSISTANT: Please let me know your travelling dates.

USER: I need only direct flight. My travelling dates are 04/21, 04/23.

ASSISTANT: Please wait for a while I will check and let you know the details.

USER: Ok.

ASSISTANT: I am glad to say that there is a flight available that matches your requirement.

USER: Ok. Share the details of flight.

ASSISTANT: Airline:Jetblue, flight number :1021 with price 100 and it is a direct flight.

USER: Ok, proceed to reserve a seat for me.

ASSISTANT: T confirm your booking I need your name.

USER: Susan Young, is my name.

ASSISTANT: Your flight is successfully reserved.

USER: Thank You.

ASSISTANT: Thank you for reaching us.