You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Here Patrick Phillips.

ASSISTANT: How can I aid you today?

USER: I need immediate help in my flight ticket booking, can you help me in that one?

ASSISTANT: Sure, I am happy to help you in booking the flight ticket. Could you provide me your departure and return dates?

USER: Thank you so much and I would like to departure on 08/07 and arrival back on 08/09.

ASSISTANT: Ok, may I know your airfield locations?

USER: Sure, my genesis airport code is LAX and my terminus airport code is SEA.

ASSISTANT: Ok Phillips, can you please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to say that, there are no flight's available based on your journey details.

USER: Ok, no issues with that one. I can ask my friend to help me to reach my location. Thank you for your quick response.

ASSISTANT: Thank you for choosing us. Have a nice day.

USER: Most welcome.