You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me with booking a flight ticket from BOS to LGA?

ASSISTANT: Sure, can you share your trip dates?

USER: My trip dates are Jan 27 and 29.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I prefer business class.

ASSISTANT: Kindly, mention your arrival and depart timings.

USER: I am comfortable with any timings.

ASSISTANT: Please forward your name.

USER: My name is Jessica Wilson.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Thanks for your details, there are no flights found on your specified travel dates.

USER: That's ok. Thank you.

ASSISTANT: Thank you for availing us.