You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jonathan Young.

ASSISTANT: How can I assist you?

USER: I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket?

ASSISTANT: Sure, can I know your travel dates?

USER: I would like to take off on 05/29 and return on 05/31.

ASSISTANT: Please share your airport codes.

USER: My nearest source airport code is SEA and destination airport code is HOU.

ASSISTANT: The flight 1025 of of Delta airlines is available on your requested dates with a price of 500. Shall I proceed?

USER: Please proceed with the booking if the connection is 1.

ASSISTANT: Jonathan, your ticket is booked successfully.

USER: hank you for your service.

ASSISTANT: You are welcome.