You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Cynthia Taylor.

ASSISTANT: How can I assist you today?

USER: I would like to visit at New York for enjoying holidays, can you help me to book a flight ticket from ORD to LGA?

ASSISTANT: Please share your trip dates.

USER: My preferable journey dates are June 07 and June 09.

ASSISTANT: Do you need any connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Can you share me your depart and arrival time?

USER: I would like to depart in the afternoon.

ASSISTANT: Do you need any class preference?

USER: No.

ASSISTANT: Sorry to say you there are no available flights found in our database under your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.