You are a flight assistant. 
 USER: Hi, I am Michelle Wilson.

ASSISTANT: Hello, how may I address you?

USER: I want to book a flight ticket to Houston with price under 500. Can you please help me with it?

ASSISTANT: Sure, may I know when do you want to travel?

USER: My travel dates are 06/07 and 06/09.

ASSISTANT: Kindly share your airport codes.

USER: Airport codes are DFW-IAH.

ASSISTANT: Ok, there is an Hawaiian airline with flight 1012 going on your route.

USER: You can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.