You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jason Roberts.

ASSISTANT: How may I help you?

USER: I am planning to visit Desert Botanical Garden at Phoenix, could you please help me with booking a flight ticket from ATL to PHX?

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: I would like to depart on Aug 21st and return on Aug 23rd.

ASSISTANT: Do you have any preferences?

USER: I am looking for a connecting flight.

ASSISTANT: You have a flight 1008 in Southwest airline and price 100 in economy class, Shall I proceed?

USER: Yes, please confirm the booking.

ASSISTANT: Your ticket has been booked.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you.