You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Anna Brown. I want to book a flight ticket on dates 03/23 and 03/25, please help me out with booking.

ASSISTANT: Ok, may I know your source and destination airport codes?

USER: Yes, my airport codes are AZ-PHX and CA-SFO.

ASSISTANT: Here is a single connection flight with 1008 as flight number and fare is 100. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.