You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name, please?

USER: I am Charles Williams.

ASSISTANT: I would be glad to meet you Charles. How may I assist you today?

USER: I am giving my birth day party in Phoenix, can you help in finding a flight for me?

ASSISTANT: Sure, I will help to find a flight. On which dates do you want flight?

USER: My date of journey is on 07/04 and I will be back on 07/06.

ASSISTANT: Please provide me your boarding and Phoenix airport codes.

USER: My airport codes are PHL to PHX.

ASSISTANT: Please hold on, I will check is there any flight available for this route. Thanks for your waiting, there is a flight for this route that airline UA is providing for you.

USER: Yes, I am ok with this, you can proceed now.

ASSISTANT: Your ticket has been booked with flight number 1027.

USER: Thank you for your help.

ASSISTANT: It's my pleasure, have a great trip.