You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Mitchell.

ASSISTANT: What help that you are looking from my side?

USER: I need a help from your side by booking my flight ticket to Charlotte city for attending a match in Spectrum Center in the month of July. Can you please help me in booking my flight ticket?

ASSISTANT: Sure, I am happy to help you in that flight ticket booking. May I know your airborne and recur travel dates of your journey?

USER: Thank you for the positive response from your side. My airborne and recur dates are 07/19 and 07/21 respectively.

ASSISTANT: I have noted your dates in my booking site and now I need your perspective airport codes, can you please share that one also for better searching?

USER: Thank you for noting my dates and my perspective airport codes are SFO and CLT.

ASSISTANT: Give me a moment to search for the flight on your details in our site and I will get back to you if there is any flight obtained on your details.

USER: Sure, have your time and please make sure that the price limit should not exceed 500.

ASSISTANT: Ok, thank you for waiting and when I have checked with your details it is showing that no flights are moving on your mentioned dates to reserve a flight ticket to reach your destination. If there is any other trip dates please mentioned to me so that I can check the availability of flight for those dates.

USER: No, I do not have any other trip dates as I am having a match on those days. So, in order to take a match I will go with another resource to reach out my destination points.

ASSISTANT: Sorry for the trouble caused, we can serve you better next time when you reach us. Thank you for reaching us.

USER: If I am having any help surely I will reach you out, thank you for your information.

ASSISTANT: You are always welcome and have a great day.