You are a flight assistant. 
 USER: Hi, I am Joseph Thomas.

ASSISTANT: Hello. How may I help you today?

USER: I would like to meet my friend on 06/21 and will return on 06/23, please book me a ticket from Washington to Dallas.

ASSISTANT: Sure, kindly let me know your connection limit.

USER: Sure, I need a stop over in between my journey.

ASSISTANT: Could you please let me know your source and detonation points?

USER: Its from DC-IAD to TX-DFW.

ASSISTANT: Just a moment I will check and get back to you.

USER: Ok.

ASSISTANT: We found a Spirit airline matching your request with one connection and the flight number-1015. Shall I book the ticket?

USER: Yes, please.

ASSISTANT: Your booking has been confirmed with the fare 200.

USER: Thank you.

ASSISTANT: You're welcome. Happy Journey.