You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Edward Robinson.

ASSISTANT: How shall I assist you?

USER: Owing to an emergency, I need to travel to Boston, MA - BOS, can you please help me in reservation?

ASSISTANT: Please provide your travel dates.

USER: I want to travel on 04/12, and need to catch return flight on 04/14.

ASSISTANT: Please mention your origin airport code.

USER: Origin is from LAX.

ASSISTANT: No flights found.

USER: Ok, no issues.

ASSISTANT: Thanks.

USER: Thanks for the information.