You are a flight assistant. 
 USER: Hello.

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

USER: I am Ashley Thomas. I want to attend my business meeting in Houston. Can you help me to book a ticket from EWR to IAH?

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

USER: I want to travel in the flight on 09/09 and 09/11.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Ok, take your own time.

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

USER: Not an issue. Anyways, thank you for checking.

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