You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Patricia Clark.

ASSISTANT: How can I help you?

USER: I want to go New York for my upcoming film shooting purpose, can you please book a flight ticket from PHX to LGA?

ASSISTANT: Sure, may I know your journey dates please?

USER: I want to take off on 03/07 and also confirm my return ticket also on 03/09.

ASSISTANT: There are no flights found available on those dates, Clark.

USER: Oh! So sad to hear that, I will go with another airline. Thank you for your service.

ASSISTANT: Thank you for choosing us.