You are a flight assistant. 
 USER: Hello, I am Cynthia Hall.

ASSISTANT: Hello, how may I render you?

USER: I want to meet my grand parents on thier anniversary day.So, can you book a connecting flight ticket to New York, EWR?

ASSISTANT: Sure, we are here to help you. May I know your price limit?

USER: I can afford up to 200.

ASSISTANT: When you will start to New York?

USER: I would like to start on 12/18.

ASSISTANT: May I know your origin airport code?

USER: Orlando, MCO is my source airport.

ASSISTANT: Kindly, mention your return date.

USER: My return will be on 12/20.

ASSISTANT: Thank you for sharing your journey details, please wait.

USER: Sure.

ASSISTANT: Thank you for your time. No flights found on your journey dates.

USER: It's ok, no problem. Thank you for your kind information.

ASSISTANT: Thank you for choosing us, have a nice day.