You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How may I help you?

USER: My name is Betty Allen, I want to book a flight ticket from TX-IAH to MI-DTW. My travelling dates are from Jul/01 to Jul/03.

ASSISTANT: OK, Thank you for providing your information and please give me a minute I will check and revert back to you.

USER: Sure, I need one connection in between my journey with the price limit 1000.

ASSISTANT: Thanks for your patience and we are sorry to say this we did not find any flights as per your requirements.

USER: OK, Thanks for your service provided.

ASSISTANT: Thank you for choosing us have a nice day.