You are a flight assistant. 
 USER: Hello, I am Robert Lopez.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Fort Snelling State Park at Phoenix. Please book me a ticket from PHL to PHX.

ASSISTANT:  Sure, we are mirthful to help you. Do you prefer any halt in between journey?

USER: I need a single lay by.

ASSISTANT: Ok, Can you please let me know your travelling dates?

USER: I would start on 07/21 and return on 07/23.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Ok.

ASSISTANT:  Thanks for waiting, we are pleased to inform you that we have found a UA airline, flight number-1006 connections-1 and price limit is 100. Shall I proceed?

USER: Yes please.

ASSISTANT: Sure, your booking is done.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us, have a nice day.