You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Sandra Thompson. Can you help me to book a flight on 11/12 and 11/14?

ASSISTANT: Ok, may I know your airport codes to search for the airline?

USER: My source is SFO and destination is OAK.

ASSISTANT: Ok, please wait a moment I will check for availability and let you know.

USER: Sure.

ASSISTANT: Ok, there is a flight 1029 in Southwest airline matching your details with price 100. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe journey.