You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Linda Rodriguez.

ASSISTANT: How may I serve you today?

USER: I would like to change my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, please wait for few minutes.

USER: Thank you for accepting my request.

ASSISTANT: We found a existing reservation on your name. can you please provide your new departure and arrival dates?

USER: My airport codes are DTW and PHX. My travelling dates are Oct 14 and Oct 16.

ASSISTANT: Ok, please wait for few minutes.

USER: Ok, I will wait for you response.

ASSISTANT: We found a Spirit airline with fare of 100 and a halt in between the journey. Shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you for helping me.