You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to travel from IAD to ORD, can you please help me to book my flight ticket?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Thank you. I will depart on July 15th and return back on July 17th.

ASSISTANT: Do you have any connection limit preference?

USER: I need a flight having single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: My name is Jessica Campbell.

ASSISTANT: We found a connecting flight with JetBlue Airlines and the airfare is about 100. Shall I proceed with this flight?

USER: Happy to hear that. Please book the ticket.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.