You are a flight assistant. 
 USER: Hello. I am Katherine Collins.

ASSISTANT: Hello, how can I help you?

USER: I am planning to travel from San Francisco CA-SFO to San Francisco CA-SFO. My planning dates are depart is on 06/05 and returning is on 06/07.

ASSISTANT: Sure, give me a moment. Thank you for waiting.

USER: OK.

ASSISTANT: I found a flight of Southwest airline of flight number 1011 of price of 100 with single connection. Can I proceed with the booking?

USER: Ya please proceed.

ASSISTANT: Sure, give me a moment. Thank you, your flight has been booked. Thank you for connecting with us. Have a safe journey.

USER: Thank you a lot.