You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I oblige you today?

USER:  I am Jerry Mitchell want to organise an event at AZ-PHX. Can you book a ticket on 01/18?

ASSISTANT: Sure, we are blissful to assist you. May I know your return date please?

USER:  I will return on 01/20.

ASSISTANT: Help me with your origin point.

USER:  I will depart from FL-MCO.

ASSISTANT: Do you need any price limit?

USER:  I can spend up to 500.

ASSISTANT: Just hold on a minute, I will check and revert to you.

USER:  Ok.

ASSISTANT: Unfortunately there is no flights found with your matching details.

USER:  Thank you for your help.

ASSISTANT: Thank you for approaching us.