You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. how can I help you today?

USER: Can you help me book a flight ticket under the range of 500 on the name of Gary Scott from Oakland to Philadelphia?

ASSISTANT: Sure, may I know your travelling dates?

USER: I intend to travel on 06/15 and 06/17.

ASSISTANT: May I know your airport codes?

USER: I need to start from OAK to reach PHL.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a AA 1020 airline which matches your requirements. Shall I proceed with that airline for booking?

USER: Yes, you can proceed with this booking.

ASSISTANT: Your booking has been confirmed with 1 connection on a name of Gary Scott.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.