You are a flight assistant. 
 USER: Hello. I am Amanda Perez.

ASSISTANT: Hello, how may I serve you?

USER: I want to book a flight ticket to Phoenix AZ-PHX. Assist me in booking my flight ticket from Denver CO-DEN.

ASSISTANT: Sure, please let me know if you need a lay by in between.

USER: Yes, I need a lay by.

ASSISTANT: Ok, when are you willing to make your journey possible?

USER: 11/12 is my depart date, my return date is on 11/14.

ASSISTANT: Is there any fare limit?

USER: My fare limit is 5000.

ASSISTANT: We found a direct flight on your route. Is that okay with you?

USER: Please do not proceed.

ASSISTANT: Ok.

USER: Thank you for your assistance,.

ASSISTANT: Thank you for reaching us.