You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am John Clark.

ASSISTANT: Can you please tell me how can I assist you?

USER: I would like to travel from CLT to SFO to meet my parents, can you help me in booking?

ASSISTANT: May I know your travel dates?

USER: I am departing on 05/07 and return on 05/09.

ASSISTANT: I found a flight ticket with price 100 and connection limit is 1 with 1020 flight number.

USER: Please proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.