You are a flight assistant. 
 USER: Hi. I am Amy Lee.

ASSISTANT: Hello, how can I help you?

USER:  Can you book a ticket from Boston to Los Angeles?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travel dates are Jan 28 and Jan 30.

ASSISTANT: Do you have any specifications?

USER: I need  a connecting flight.

ASSISTANT: Sorry, there were no flights with your given dates.

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

ASSISTANT: Thank you for reaching us.