You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Anna Roberts here, I want to reserve my ticket from OAK to SFO, can you please help me?

ASSISTANT: Sure, could you please share your travelling dates?

USER: Ok, my preferable dates are from 07/16 to 07/18.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: There is a connecting flight 1027 is available for you, shall I proceed?

USER: Ok, you can book it.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: Welcome.