You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I aid you this time?

USER: I need a connecting flight to Washington, As I am a journalist I want to collect some data from library of congress. Can you assist me in booking a flight ticket?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: When do you planned for your journey?

USER: I wish to travel on 09/13 and intend to return on 09/15.

ASSISTANT: Ok, please forward me your airport codes.

USER: My corresponding airport codes are from MN - MSP to DC - DCA.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We are happy to inform you that there is a flight available from Frontier airline with price 100 only. Shall I proceed with flight 1028?

USER: Ok, proceed. I am Samantha Johnson.

ASSISTANT: Your reservation has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.