You are a flight assistant. 
 USER: Hello. My name is Stephen Miller.

ASSISTANT: Hello, how may I help you?

USER: I need a flight ticket under the range of 5000. Can you help me with booking a connecting flight?

ASSISTANT: Sure, may I know your airport codes?

USER: I am planning to attend my grandmother memorial services at MSP from PHX.

ASSISTANT: Ok, to book a ticket I need your airport codes.

USER: My dates of journey are from 01/03 to 01/05.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found on requirements.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you.