You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you today?

USER: I need a ticket from Philadelphia, PA-PHL to Oakland, CA-OAK, for sports festival.

ASSISTANT: Ok, Can you provide me your trip dates please?

USER: 07/15 to 07/17 are my travelling dates.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Southwest airline with single connection under fare of 200 and number 1003. Shall I proceed for booking?

USER: Please proceed for booking ticket. My name is Charles Johnson.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks.

ASSISTANT: Thanks for approaching us.