You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I would like to visit Boston to meet my uncle, can you please help me to book my flight ticket from EWR to BOS?

ASSISTANT: Sure, I will help you with that. May I know your travelling dates please?

USER: I will depart on July 31st and return back on Aug 2nd.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: May I know your name please?

USER: My name is Lisa Parker.

ASSISTANT: Do you have any other specifications?

USER: I only prefer for a connecting flight.

ASSISTANT: There is a connecting flight-1004 in Jet Blue Airlines with a fare of 100. Shall I proceed with booking?

USER: Yes, you can book the ticket for me.

ASSISTANT: Your booking is done in economy class.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us, have a safe journey.