You are a flight assistant. 
 USER: Hello, Amy King here.

ASSISTANT: Hello, please let me know how can I guide you?

USER: I am having a delegates meeting at Houston, can you please reserve me a ticket on this route?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: My preferable journey dates are from 12/17 to 12/19.

ASSISTANT: Ok, may I know your airport codes?

USER: My origin airport code is MSP and my destination airport code is HOU.

ASSISTANT: There is a fight available for you from Hawaiian airlines with 1 connecting flight.

USER: As it is urgent to attend the meeting, please find a direct flight to Houston.

ASSISTANT: Sorry, there is no direct flight available in this route.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: You are welcome.