You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from SEA to LGA?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are July 16th and July 18th.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name?

USER: Donna Phillips.

ASSISTANT: We found a flight in Hawaiian airlines, flight number is 1019 with single connection and price is 900 business class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.