You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from HOU to PHX, can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your name?

USER: Sure, Katherine Thomas here.

ASSISTANT: When do you want to travel?

USER: Sure, my scheduled dates are Jun 20 and Jun 22.

ASSISTANT: Do you need a connecting flight?

USER: I prefer maximum one connection.

ASSISTANT: We found a flight on Hawaiian airline, flight number 1003 with the fare of 100. Can I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.