You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Patrick Johnson here, I want to fly on 01/08 and 01/10 to see the Houston Museum of Natural Science which is located in Houston. Will you help me?

ASSISTANT: Ok, I can help you out.Mean while may I know your journey codes?

USER: My airport codes are from IAD to IAH. Make sure price will be within 200.

ASSISTANT: Ok, have searched a flight with price 100 and connection limit 1 also 1007 flight number.

USER: Ok, proceed with booking.

ASSISTANT: Ok, may I know your name for further procedure. Ok, your ticket has been booked.

USER: I have already given my name. Thank you for your help.

ASSISTANT: Thank you for reaching us.