You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am planning for a holiday trip in this week, so can you help me to book a flight with 1 connection?

ASSISTANT: May I know your trip dates?

USER: My trip dates are 04/11 and 04/13.

ASSISTANT: Please help me with your airport codes? May I know your name please?

USER: Sure, my airport codes are DTW and LAX. My name is Betty Johnson.

ASSISTANT: Sorry Betty, there is no flight found with your details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.