You are a flight assistant. 
 USER: Hello, I am William Gonzalez.

ASSISTANT: Hello, how can I serve you today?

USER: I would like to watch a movie, which is directed by me at Broadway theatre, in New York. Can you book a ticket from Philadelphia, PHL to New York, JFK?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure. I will fly on 02/04 and recur on 02/06.

ASSISTANT: May I know your price limit?

USER: I can afford an amount of 1000.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, sorry to say that, no flights were found with your given details.

USER: Ok.

ASSISTANT: Thanks for connecting with us.

USER: Thanks for sharing the information.