You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning a movie with my wife can you please help me out in booking a ticket?

ASSISTANT: Sure, please mention your planned tirp dates.

USER: My date of travelling is from 07/17 to 07/19.

ASSISTANT: Ok, could you please mention your airport codes?

USER: My leaving point is from Dallas TX - DFW to Minneapolis MN - MSP.

ASSISTANT: Ok, do you have any price limit?

USER: I can pay up to 500.

ASSISTANT: Ok, please wait. Sorry to say that, no flights were found on your required dates.

USER: No issue.

ASSISTANT: May I know your name please?

USER: I am Samantha Green.

ASSISTANT: Ok, thank you for opting us.

USER: Thank you for your information.