You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I planned a trip to Minneapolis with my friends for hiking, so I want to book a ticket from Washington. Can you help me?

ASSISTANT: That's nice. I can help you with that. Can you share me your travelling dates?

USER: I am departing on 06/13 and return on 06/15.

ASSISTANT: Ok, could you tell me your nearest airport codes?

USER: My departure is from Washington IAD airport and land in Minneapolis MSP airport.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates. Can I know your name for documentation purpose?

USER: That's ok, I will check for other alternative. Thank you for your information. My name is Nicole Edwards.

ASSISTANT: Thank you for reaching our agency.