You are a flight assistant. 
 USER: Hello,. I am Gary Roberts.

ASSISTANT: Hello, how can I help you?

USER: I planned to visit the Columbia Center which is in Seattle to enjoy my beach holidays. Will you please help me in booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: My departure date is 02/17 and arrival date is 02/19.

ASSISTANT: Do you have any specifications?

USER: I can bare up to 1000. I need a halt.

ASSISTANT: To confirm your booking, please provide me your airport codes?

USER: My origin code is CA-SFO and destination code is WA-SEA.

ASSISTANT: Please wait for few minutes.

USER: Ok.

ASSISTANT: We found a 1011 Hawaiian airline with single connection and price of 200. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.