You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Catherine Perez here.

ASSISTANT: Can you please tell me how can I guide you?

USER: Please book a ticket for me from PHX to SFO, to meet my family.

ASSISTANT: Ok, may I know your preferable dates?

USER: Sure, I would like to travel on 07/22 and 07/24.

ASSISTANT:  I found a flight with a break journey in Spirit airlines with a fare of 100 to your region.

USER: Please proceed.

ASSISTANT: Ok, your ticket has been confirmed with 1025 number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.