You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I would like to book a ticket from DEN to HOU, can you please help me with that?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: The travel dates are from 03/29 to 03/31.

ASSISTANT: May I know your good name please?

USER: Amanda Scott here.

ASSISTANT: Are you looking for any other help from my side please?

USER: I would like to depart during evening time.

ASSISTANT: Please wait for a moment.

USER: Ok. I would like to return during morning time.

ASSISTANT: Sorry Scott, there is no flight found as per your travelling details.

USER: That's ok, thank you for your help.

ASSISTANT: You are welcome.