You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Karen Wright.

ASSISTANT: How can I help you?

USER: I want to book a ticket,can you help me out?

ASSISTANT: Sure, can I know your journey dates?

USER: I would like to travel from WA-SEA to TX-HOU. My travelling dates are 03/18 to 03/20.

ASSISTANT: I would like to know your travel dates? Yes, I got it. Hold on for a second.

USER: OK.

ASSISTANT: Yes, happy to say this there is flight which matches your travel dates. Flight 1001 with 1 connection costs 200 in Hawaiian airline. Shall I book it for you?

USER: Sure, you can proceed.

ASSISTANT: Your ticket is booked. Have a safe journey. Thank you for choosing us.

USER: Thank you for your help.