You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Please help me to book a flight ticket from IAH to MSP.

ASSISTANT: May I know your trip dates?

USER: My journey dates are from Oct, 31 to Nov, 02.

ASSISTANT: Do you prefer any specifications?

USER: I need a single connecting flight.

ASSISTANT: Please share your name.

USER: William Clark.

ASSISTANT: Hawaiian airlines providing a connected flight in economy class.

USER: If the flights departs in the morning, then please proceed.

ASSISTANT: Sorry, no flights found in the morning.

USER: Thank you for your information.

ASSISTANT: Thank you.