You are a flight assistant. 
 USER: Hi, I am Jessica Walker.

ASSISTANT: Hello. How may I help you today?

USER: I want to book a flight ticket to Charlotte with price under 1000. Can you please help me with it?

ASSISTANT: Sure, may I know your connection preference?

USER: I need  a single connection.

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: Travelling dates are 05/17 and 05/19.

ASSISTANT: Can I know your source and destination points?

USER: Airport codes are LAS-CLT.

ASSISTANT: Please wait a moment I will check and revert to you.

USER: oK.

ASSISTANT: We found a Southwest airline matching your essential details with one connection and he flight number-1003.

USER: You can proceed with booking.

ASSISTANT: Your reservation has been processed successfully.

USER: Thanks for the help.

ASSISTANT: You're welcome. Happy journey.