You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Pamela Young here from Denver.

ASSISTANT: How can I serve you today?

USER: On my birthday, I am planning to go for long drive with my loved one. Can you please assist me for booking with a connected flight?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Do you have any fare limit?

USER: Yes, my budget limit up to 5000.

ASSISTANT: Help me with your airport codes please?

USER: My journey airport codes are DEN to LGA.

ASSISTANT: On which dates you want me to book a flight ticket for you?

USER: I would like to depart on 02/09 and return on 02/11.

ASSISTANT: Thanks for your details, there is no flight found on your journey dates.

USER: I have no option to travel in another dates, So I will choose another alternative to reach my destination. Thank you.

ASSISTANT: Thank you for reaching us.