You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Betty Walker. I have a business meeting in Philadelphia. Can you help me for booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 11/30 till 12/02.

ASSISTANT: Can you share your airport locations with codes?

USER: My travelling airport codes are from DTW to PHL.

ASSISTANT: There is a connecting flight with number 1018 in airline Delta, the fare is 100. Can I book it?

USER: Ok, book it.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for booking.

ASSISTANT: Thank you for picking us.

USER: Welcome.