You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help em in booking my flight from ATL to reach HOU?

ASSISTANT:  Sure, can I know your travelling dates?

USER: Thank you for the response, my planned travel dates are Mar 15th and Mar 17th.

ASSISTANT:  On which name shall I reserve flight ticket?

USER: You can reserve it on the name of Lisa Clark.

ASSISTANT:  Do you need any specifications?

USER: I don't have any more specifications.

ASSISTANT: Please wait a moment.

USER: Ok, please wait for a while.

ASSISTANT: Sorry, there are no flights found on given dates.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.