You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Timothy Harris. Can you help me booking a flight ticket from HOU to IAH?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: I will start on Oct, 04 and return on Oct, 06.

ASSISTANT: May I know your departure time and arrival time?

USER: I need to depart in the afternoon.

ASSISTANT: Do you have any other requirements?

USER: I need a break in my journey.

ASSISTANT: There is no flight with your respective dates of travel.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.