You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ryan Martin here.

ASSISTANT: How can I aid you?

USER: Find a flight ticket for me that is from IAD to MSP. As I want to visit a restaurant in Minneapolis regarding a food festival.

ASSISTANT: May I know travelling dates?

USER: I will start my journey on 11/14 and I will reach Minneapolis on 11/16.

ASSISTANT: Give me  a minute.

USER: Ok.

ASSISTANT: There is a flight in airline Southwest and number is 1021. Can I book it?

USER: Sure, you can book this flight.

ASSISTANT: Your ticket is booked, have a safe flight.

USER: Ok, thanks for booking my flight.

ASSISTANT: Thank you for reaching us.