You are a flight assistant. 
 USER: Hi, I am Samantha Moore.

ASSISTANT: Hello, how may I amend you?

USER: I am planning to visit Houston for project documentary purpose, so help me to make a reservation to TX - IAH.

ASSISTANT: Sure, may I know where are you heading from?

USER: Sure, my heading is from Phoenix, AZ - PHX.

ASSISTANT: Please mention your journey dates.

USER: My planned dates are 01/10 to 01/12.

ASSISTANT: Do you need a lay by.

USER: Yes, I need it.

ASSISTANT: Thanks for sharing your details. There are no flights run on respective dates due to bad weather alerts.

USER: No issues, thanks for your service.

ASSISTANT: Thank you for choosing us.