You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jessica Johnson here.

ASSISTANT: How can I aid you at this moment?

USER: Can you please check for the flights from Houston to Atlanta for my business trip?

ASSISTANT: Sure, I will aid you with that. Could you please mention your preferable travel dates?

USER: My journey dates are from July 22 to July 24.

ASSISTANT: May I know your airport code names for further process?

USER: My airport codes are from HOU to ATL.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: My return time is in evening.

ASSISTANT:  Do you have any limits on number of connections?

USER: I need 1 connection flight.

ASSISTANT: Ok, please hold on a moment, I will check flight availability in this route.

USER: Sure, please be quick.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Oh! That's sad to know. Anyways, thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.