You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Andrew Edwards. I need to attend workshop in Franklin Institute at Philadelphia, PHL. Can you please book a flight ticket within the fare of 200?

ASSISTANT: Sure, we are willing to help you. Please let me know your source point.

USER: My source point is Denver, DEN.

ASSISTANT: OK, do you need any stopover within your journey?

USER: Yes, I need a stopover in between journey.

ASSISTANT: Ok, when are you planning to travel?

USER: My journey dates are, depart on 04/02 and arrival on 04/04.

ASSISTANT: Ok, please wait a moment. I will check the availability and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, we have a connecting flight in AA airline at a price of 200 in economy class. Shall I book it for you?

USER: Ok, proceed.

ASSISTANT: Your booking is done in flight 1012.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.