You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I need to go to Houston to attend a funfair event. So, help me in booking a ticket.

ASSISTANT: Sure, we are gleeful to help you. Can you please assign your reservation details?

USER: I would like to travel from ORD to HOU. My dates of journey are from 08/26 to 08/28.

ASSISTANT: Thanks for your information, please hold on a moment.

USER: Ok.

ASSISTANT: Thanks for your patience. Sorry, no flights were found based on your schedule.

USER: Ok, No problem. Thanks for your information.

ASSISTANT: May I know your good name please?

USER: I am Steven Turner.

ASSISTANT: Ok, Steven Turner, Thanks for choosing us.

USER: Thank you.

ASSISTANT: Have a nice day.