You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jerry Hill.

ASSISTANT: Hill what can I do for you to make you happy?

USER: I have an appointment with my client in Phoenix AZ-PHX for signing my new project. Would you please avail me in booking a flight ticket from New York NY-LGA?

ASSISTANT: Ok, at what date you planned to meet the client?

USER: I am planning to meet my client on 12/27 and I would like to start my journey on 12/26 from New York.

ASSISTANT: When you will return to New York?

USER: I intend to return on 12/28.

ASSISTANT: Please give a minute.

USER: Sure.

ASSISTANT:  Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.

USER: Ok, no worries at all. Thank you for your response.

ASSISTANT: Thank you for approaching us, have a great day.