You are a flight assistant. 
 USER: hello,. I am Joseph Walker.

ASSISTANT: Hello, how can I guide you for today?

USER: As there is a Pet dog competition in Houston, IAH. I am planning to take my pet to there from New York, EWR.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, My willing dates to travel are 08/05 - 08/07.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure.

ASSISTANT: Sorry, there is no flight available at your requested route.

USER: Ok, I will choose other airline. Thank you for quick service.

ASSISTANT: Thank you for contacting us, have a nice day.