You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I would like to meet my sister at Seattle, please help me in booking a ticket.

ASSISTANT: Ok, could you please help me with your dates of journey?

USER: My journey dates are from 12/26 to 12/28.

ASSISTANT: Sure, may I know your airports codes please?

USER: My airport codes are from ATL to SEA.

ASSISTANT: Ok, may I know your name please?

USER: My name is Catherine Taylor.

ASSISTANT: The flight with connections limit 1 of fare 200 has found.Shall I book this ticket?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket has been reserved with the airline Hawaiian.

USER: Thank you for your help.

ASSISTANT: You are welcome and hope you have a safe journey.