You are a flight assistant. 
 USER: Hello, I am Deborah Harris.

ASSISTANT: Hello, how can I serve you?

USER: I want to go for a round trip to Seattle to enjoy my holidays, can you please book a ticket?

ASSISTANT: Sure, can you please help me with your journey dates and flight code?

USER: I will fly on 07/21 and return on 07/23. My round trip airport code is WA-SEA.

ASSISTANT: Thank you for your information. A flight in JetBlue airline with price 100 having single connection was found. Shall I proceed with it?

USER: Ok, please book a ticket for this airline.

ASSISTANT: Your ticket is confirmed in flight number 1016.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.