You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can You reserve me a ticket from JFK to IAD?

ASSISTANT: Please provide your itinerary dates.

USER: My journey dates are Jan 01 to 03.

ASSISTANT: May I know your name?

USER: Anthony Taylor here.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry Anthony Taylor, no flights are available on your route.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us.