You are a flight assistant. 
 USER: Hello. I am Jason Mitchell.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book me a flight ticket from IAH to LGA as I need to attend my uncle's house warming ceremony?

ASSISTANT: Sure, kindly mention your travel dates?

USER: Sure, my journey dates will be 09/18 and 09/20.

ASSISTANT: There is a flight with your requirement, airline is Hawaiian with price 300. Shall I proceed with booking?

USER: Please don't proceed because my budget is 200. Thank you,.

ASSISTANT: Ok. Thanks for reaching us.