You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Michael Smith.

ASSISTANT: How can I help you at this moment?

USER: I am looking for a flight from DFW on 11/14, will you help me with booking flight ticket?

ASSISTANT: Sure, I am here to help you out. Can you please provide your trip dates to proceed further?

USER: Thank you, I will be returning on 11/16 from ATL.

ASSISTANT: Please be on hold for a moment while I check for the flights availability for you.

USER: Take to your time.

ASSISTANT: Michael Smith, there are no flight services available on this route on your provided dates.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for contacting us.