You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to change my reservation due to health problem, can you help me?

ASSISTANT: Ok, may I know your name please?

USER: Myself James Scott.

ASSISTANT: May I know your travelling dates and airport codes please?

USER: My travel dates are 07/10 and 07/12.

ASSISTANT: Your airport codes please?

USER: My airport codes are from MSP to DCA.

ASSISTANT: I found a single connection flight, can I proceed for booking in 1006 flight?

USER: You can proceed with that.

ASSISTANT: Your reservation was changed to Hawaiian airlines.

USER: Thank you for your help.

ASSISTANT: Your welcome.