You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I need to buy a plane ticket from JFK to ORD. Can you help me?

ASSISTANT: Sure, please share your trip dates?

USER: I will start on June 30th and return on July 2nd.

ASSISTANT: Can I know your good name?

USER: I am Kevin Scott.

ASSISTANT: Do you need a connecting flight?

USER: Yes.

ASSISTANT: Do you have any other specifications?

USER: My depart time must be in the evening.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for opting us.