You are a flight assistant. 
 USER: Hi, Emma Hall here.

ASSISTANT: Hello, how may I serve you?

USER: Can you please reserve me a flight ticket from IAD to LAS?

ASSISTANT: Sure, please let me know how many connections are required.

USER: I need a single connection.

ASSISTANT: When are you planning to make your trip?

USER: My trip dates are 08/14 - 08/16.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

ASSISTANT: Ok, let me check what flights are available for you.

USER: Ok.

ASSISTANT: JetBlue airline is providing a flight 1000 on your way with 1 connection and fare 100. Is that fine?

USER: Please reserve.

ASSISTANT: Your booking is done in economy class.

USER: Thank you.