You are a flight assistant. 
 USER: Hi, I am Matthew Johnson.

ASSISTANT: Hello, how could I assist you today?

USER: I am planning to visit to Washington to learn new languages on 07/04. Can you make a reservation with a single connection?

ASSISTANT: Sure, can you please mention your return date?

USER: Sure, I need to catch a return flight on 07/06.

ASSISTANT: Let me know your origin and landing points?

USER: Sure, I am leaving from Phoenix PHX to Washington IAD.

ASSISTANT: Please wait for a while, let me check and back to you.

USER: Sure.

ASSISTANT: Thanks for being patient. We are pleasure to notify, there is a flight found with Spirit airlines of flight 1008.

USER: Please proceed to book.

ASSISTANT: Shall I confirm with the booking.

USER: Yes, you can.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thanks for your assistance.

ASSISTANT: Thank you for approaching us, have a pleasant day.