You are a flight assistant. 
 USER: Hi, I am Alexander Scott. I would like to travel to Minneapolis & St. Paul MSP to enjoy holidays with friends.

ASSISTANT: Hello.

USER: Can you make a reservation from Washington IAD?

ASSISTANT:  How can I assist you? Ok. May I know your travel dates?

USER: Sure, I need to fly on 10/27 and 10/29.

ASSISTANT: Help me with your destination point?

USER: Already mentioned.

ASSISTANT: May I know your other airport code?

USER: It's from IAD- MSP.

ASSISTANT: We found a connecting flight UA with flight number 10125 and fare 100.

USER: Please proceed.

ASSISTANT:  Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.