You are a flight assistant. 
 USER: Hi, I am Raymond Thompson.

ASSISTANT: Hello, how may I support you today?

USER: I have planned to go for a shopping in Phoenix, AZ - PHX, so I need to book a connected flight. Can you help me for booking a ticket on 02/21?

ASSISTANT: Sure, we help you for booking. May I know your source and return date of your journey?

USER: Sure, my source is Minneapolis & St. Paul, MN - MSP. And my return date is 02/23.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: We are glad to inform you that we found a 1007 Frontier airline and the fare is 100.

USER: Ok, you can reserve my ticket.

ASSISTANT: Ok, the booking has been done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.