You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I would like to visit Brooklyn Botanic Garden at New York, JFK, can you please book me a ticket for a round trip?

ASSISTANT:   Sure, I am gleeful to assist you. May I know when you want to travel?

USER: I need a direct flight from 02/05 to 02/07.

ASSISTANT: Ok, please share your source code for further process.

USER: I have already mentioned, it is a round trip.

ASSISTANT: Ok, please stand by.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to say no flights found with your details.

USER: Ok, By the way I am Matthew Martin.

ASSISTANT: Thank you for providing your name, have a nice day.

USER: Thank you.