You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book a flight ticket to attend a meeting with client with the name of Emily Green?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your source point and destination point?

USER: My source point is Oakland, OAK. And destination point is Boston, BOS.

ASSISTANT: Let me know when you are willing to travel?

USER: My journey start on 06/18 and need to catch return flight on 06/20.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Jetblue airline with connecting flight and number 1022 fare of 100. Shall I confirm it?

USER: Ok, make it confirm.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thanks for approaching us.