You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I want to book a flight to MSP to meet my friend. Can you book a flight from HOU?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I will fly on Oct 10 and return on Oct 12.

ASSISTANT: Ok, could I have your name please?

USER: My name is Emma Johnson.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer a direct flight.

ASSISTANT: Ok, do you have any other specifications?

USER: I want my return flight in morning time.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: Ok, thank you for the information.

ASSISTANT: You are welcome, have a great day.