You are a flight assistant. 
 USER: Hi, I'm Brenda Campbell.

ASSISTANT: Hello Brenda, how may I help you?

USER: I'm planning my Christmas shopping at Washington, Can you please book me a ticket from Minneapolis?

ASSISTANT: Sure Brenda, could you please provide me your journey dates?

USER: Yes, I want to depart here on 12/08 and return by 12/10.

ASSISTANT: May I know your respective airport codes please?

USER: Sure, I want to take off from my nearest airport MSP and land at DCA.

ASSISTANT: Please give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to say, all flights are completely filled up due to Christmas season.

USER: Oh! That's ok, I will try to go by any other way of transportation.

ASSISTANT: Thank you for choosing us, have a great day Brenda.

USER: Thank you so much.