You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: My name is Gregory Mitchell and I want to book the flight ticket from EWR to JFK.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My travel dates are 03/30 and 04/01.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connection.

ASSISTANT: May I know about your class preference?

USER: I prefer to travel in business class.

ASSISTANT: Let me know your airline preference.

USER: I am comfortable with any airlines.

ASSISTANT: Please, provide me your depart and arrival timings.

USER: I would like to return in the morning.

ASSISTANT: Ok, please be on hold.

USER: OK.

ASSISTANT: Sorry, we have not found any flights running on your desired routes.

USER: Ok, thank you for the information.

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