You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: I am Margaret Hall. I want to book a ticket to attend Beer festival at Chicago, ORD with my friends. Can you help me to book a flight ticket?

ASSISTANT: Ok, may I know your travelling dates?

USER: Travelling dates are 04/24 and 04/26.

ASSISTANT: Please share me your source airport code?

USER: Source is Philadelphia, PHL.

ASSISTANT: Do you need any way station in between journey?

USER: Yes, I need one way station in between journey.

ASSISTANT: There is a flight found with Hawaiian airline of flight number 1013 and fare is 100. Shall I proceed for booking?

USER: Ok, book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for communicating us, wish you a nice journey.