You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Patricia Robinson. I need to book a flight ticket under price 200. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: 06/27 and 06/29 are my travelling dates.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: CA-SFO and CA-OAK are my airport codes.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we are pleased to inform you that, we have found UA airline, flight number 1020, 1 stopover and the ticket fare is 100.

USER: You can proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.