You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Samuel White. Owing to an emergency, I need to book a direct flight to Houston, TX-IAH. Can you please book me a ticket?

ASSISTANT: May I know your travel dates?

USER: My travel dates are from 04/08 to 04/10.

ASSISTANT: Can you please share me your origin airport code?

USER: My origin airport code is Minneapolis, MN-MSP.

ASSISTANT: We  found a flight on your details with airline JetBlue, flight number: 1023. Shall I book this ticket?

USER: Please proceed to book.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you so much.