You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please help me in booking a flight ticket with the name of Pamela Lewis on Sep 15th?

ASSISTANT: Sure, let me know your return date.

USER: My return will be on 17th of Sep.

ASSISTANT: Ok, may I know your boarding and landing airport codes?

USER: As it is a round trip, Phoenix, PHX is my airport code.

ASSISTANT: Ok, Is there any connection limit?

USER: Yes, I need a lay by.

ASSISTANT: Thanks for your details, we found a flight in 1003 Spirit airline with a fare of 100 and single connection. Can I proceed for booking?

USER: Yes, you can proceed.

ASSISTANT: Sure, your booking has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.