You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What assistance do you require from our travel agency?

USER: I am planning to visit the World of Coca Cola which is located in Atlanta, ATL. Can you avail me to book a flight ticket?

ASSISTANT: Yes, I am here to assist you to reserve the ticket. Will you please provide me your planned departure and return journey dates?

USER: My departure date is Nov 29 and arrival date is Dec 01.

ASSISTANT: From which airport do you want to take off?

USER: I want to take off from Phoenix, PHX.

ASSISTANT: Ok, which flight do you prefer either a direct flight or a connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Ok, please let me know your specific type of class that you like to travel.

USER: I would like to travel in business class.

ASSISTANT: What is your good name?

USER: Eric Taylor is my name.

ASSISTANT: I am really sorry to inform you, there are no flights running in this route due  to some climatic effect.

USER: Ok, thank you.

ASSISTANT: You are welcome. Thanks a lot for choosing our flight ticket booking agency.