You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Barbara King. Please book a flight ticket on dates 06/06 and 06/08.

ASSISTANT: Sure, can you share your journey airport codes?

USER: My airport codes are  DFW and MSP.

ASSISTANT: Do you have any preferences?

USER:  I need a ticket in economy class.

ASSISTANT: Do you have any other specifications?

USER: I want to return at evening.

ASSISTANT: There is a connecting flight with number 1016 in airline Hawaiian the fare is 100 in economy class. Can I book it?

USER: Yes, please.

ASSISTANT: Your ticket is reserved, the depart time is 6:00 AM and return time is 2:00 AM.

USER: Thank you.

ASSISTANT: Thank you for reaching us.