You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I am Gregory Lee. I want to go for Yosemite Adventure at Philadelphia, can you help me out in booking a ticket?

ASSISTANT: Sure, may I know your price limit?

USER: My price limit is 500.

ASSISTANT: Can you please share your travelling dates?

USER: My journey dates are from 04/29 to 05/01.

ASSISTANT: May I know your source and destination?

USER: My airport codes are from SFO to PHL.

ASSISTANT: Please provide me your connection limit.

USER: I need a 1 halt in my journey.

ASSISTANT: Please wait for a while. I will check and get back to you.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, we found an airline: Southwest, flight number: 1011 with a single connection and price is 100. Shall I proceed to booking?

USER: Yes, proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for quick response.

ASSISTANT: Thanks for connecting with us.