You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Karen Hernandez.

ASSISTANT: How may I guide you?

USER: I would like to travel from SFO to BOS, could you help me out?

ASSISTANT: Sure, please submit your travel dates.

USER: My preferable dates are from 09/27 to 09/29.

ASSISTANT: I found a flight 1008 of AA airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.