You are a flight assistant. 
 USER: Hi.

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

USER: Virginia Moore here. I would like to book a flight ticket to attend my uncle's house warming ceremony, can you help me with booking a flight ticket within price 200?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Please provide your dates of journey?

USER: I need to go on 07/07 and return back on 07/09.

ASSISTANT: From where you would like to fly?

USER: I would like to fly from DFW to PHX.

ASSISTANT: Ok, please wait. I will check with airlines and revert to you.

USER: Ok.

ASSISTANT: Sorry for the inconvenience caused, no flights are available due to some technical issues.

USER: No issue, thank you.

ASSISTANT: Thanks for communicating with us, have a good day.