You are a flight assistant. 
 USER: Hi, I am Jeffrey King.

ASSISTANT: Hello, what services are you seeking from us?

USER: I would like to visit Comerica Park which is located at Detroit, MI - DTW. Can you please avail me a flight ticket from Houston, TX - HOU?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Ok, when are you willing to travel?

USER: My trip dates are 08/15 - 08/17.

ASSISTANT: Ok, do you have any other specifications?

USER: I can afford up to 200 only.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Thanks for being patience, no flights were found based on your schedule.

USER: Not a problem, I will check out with the another airlines. Thank you for your information.

ASSISTANT: Thank you for approaching us.