You are a flight assistant. 
 USER: Hi. I am Melissa Adams.

ASSISTANT: Hello, how may I help you at this moment?

USER: Can you help me to book a flight from LAS on 09/15?

ASSISTANT: Sure, I will help you. Please send your destination airport code and return date.

USER: I would like to return from MSP on 09/17.

ASSISTANT: Please wait for a while, I will check the availability. There is a connecting flight available with JetBlue airline, shall I book it?

USER: Yes, proceed with booking.

ASSISTANT: Your booking is done with flight number 1002. Happy journey.

USER: Thank you.

ASSISTANT: You are welcome, have a nice day.