You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I guide you at this moment?

USER: I am Richard Carter. I need to fly from PHX to IAD to meet my friend, can you please book a flight ticket?

ASSISTANT: Sure, please share your trip dates?

USER: My trip dates are 01/23 to 01/25.

ASSISTANT: Ok, do you need any break in between the journey?

USER: Yes, I need a halt.

ASSISTANT: We found a UA airline with fare of 100 and a halt in between the journey matches your schedule. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed with flight number 1028.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.