You are a flight assistant. 
 ASSISTANT: Hello, how may I help you?

USER: I am Karen Taylor, want to travel from LAX to IAH.

ASSISTANT: On which dates you are willing to travel?

USER: My travelling dates are from 05/19 to 05/21.

ASSISTANT: In UA airline, there is a flight for you with 1 connection and fare is 300. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Most welcome.