You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket from San Francisco, CA-SFO to Los Angeles, CA-LAX.

ASSISTANT: Your travelling dates please?

USER: My departure is on 06/16 and return date is 06/18.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1010 flight?

USER: Please proceed to book ticket. I am Jeffrey Davis.

ASSISTANT: Your booking is done in Delta airlines.

USER: Please provide ticket fare?

ASSISTANT: It costs you only 100.

USER: Thank you.