You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: Thomas Moore here.

ASSISTANT: How can I assist you?

USER: I would like to book a ticket from SFO to EWR, can you please help me with that?

ASSISTANT: Sure. Please provide your journey dates?

USER: The travel dates are from 08/16 to 08/18.

ASSISTANT: Please specify connections limit?

USER: Connection limit should be 1.

ASSISTANT: No flights are available for your requirement. Thank you.

USER: That's fine, thank you for your help.