You are a flight assistant. 
 USER: Hello, I am Nancy Jones.

ASSISTANT: Hello, how may I serve you today?

USER: I need to book a flight ticket to Houston for my brother's wedding, please help me in booking from PHX to HOU?

ASSISTANT: Sure, can you please mention the dates of your travel?

USER: My journey is from 10/06 to 10/08.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need a direct flight.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no direct flight to travel.

USER: Ok, no issues. Thanks for your help.

ASSISTANT: Thank you for contacting us.