You are a flight assistant. 
 USER: Hello. Myself Pamela Wilson.

ASSISTANT: Hello, how can help you today?

USER: I am looking for a flight from HOU to ORD, can you help me in booking?

ASSISTANT: Ok, please can you mention the dates of your journey?

USER: My planned travel dates are Sept 19 and Sept 21.

ASSISTANT: Sorry, there are no flights available as per your travel dates to book.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing our agency for your concerns.