You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Deborah Williams. I am planning to visit the Hindu Temples in Phoenix AZ - PHX, so please help me in booking a flight ticket from CO - DEN.

ASSISTANT: Sure, I would be happy to help you. When you are willing to travel?

USER: I would like to fly on 06/29 and return on 07/01.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: We found 1009 UA airlines with single connection with price 100.

USER: You can proceed to booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.