You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel Houston for health check up, can you please help me in booking my flight ticket?

ASSISTANT: Could you please provide your airport codes?

USER: Yes, It's from HOU to HOU.

ASSISTANT: Could you please provide your travelling dates?

USER: My dates of travel is from 12/15 to 12/17.

ASSISTANT: Could you please provide your name to proceed further?

USER: My name is Rachel Garcia.

ASSISTANT: There is a flight available with price 100 and flight number is 1018, would you like to proceed?

USER: Sure, you may proceed with the booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.