You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ruth Scott.

ASSISTANT: How can I assist you?

USER: Can you help me to book a flight from ORD to IAH?

ASSISTANT: Sure, can you please let me know your traveling dates?

USER: My travelling dates are 03/03 and 03/05.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry, for the inconvenience there is no flight found on your preferable dates.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.