You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Carol Adams here.

ASSISTANT: How may I assist you?

USER: I am looking a flight from IAH to LAX, can you help me?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are 20 and 22 June.

ASSISTANT: Do you need any halt?

USER: I need a connecting flight. My class preference is economy.

ASSISTANT: JetBlue airlines is available in your route with the ticket fare of 100 in economy class, shall I proceed with the booking?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is booked with the flight-1011.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.