You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Daniel Thompson. Can you please book a ticket from IAH to MCO?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My travelling dates are Oct 9 and Oct 11.

ASSISTANT: Let me know your departure time and return time.

USER: My return time is evening.

ASSISTANT: Do you have any specification?

USER: I prefer normal-cost airline.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.