You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Angela Jackson. I would like to take my children to Providence Children's Film Festival at Phoenix, PHX. So, please book me a flight ticket from EWR.

ASSISTANT: Sure, may I know when are you planning to travel?

USER: I am planning to go on 09/15 and intend to back on 09/17.

ASSISTANT: Do you need a lay by? Southwest airline with flight number 1000 and fare of 100 is going on your way.

USER: Yes, I need a stopover.

ASSISTANT: Shall I proceed?

USER: Yes, please.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.